Sawahata, Atsushi
Current rating: 1586
Record: 31-25-2
| Grand Prix Nagoya 2020 (pioneer) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 155 | Hatoyama, Shinya (1628) | Lost 0-2 | -171566 |
| 2pioneer | 440 | Fan, Kuangching (1482) | Won 2-0 | +161582 |
| 3pioneer | 709 | Nagata, Taiga (1338) | Won 2-0 | +141596 |
| 4pioneer | 536 | Hirose, Yoshiyuki (1593) | Lost 1-2 | -181578 |
| 5pioneer | 460 | Tanaka, Tomonori (1384) | Won 2-0 | +141592 |
| 6pioneer | 374 | Wang, Shensheng (1635) | Won 2-1 | +191611 |
| 7pioneer | 266 | Kim, Seok Hyun (1624) | Won 2-0 | +181629 |
| 8pioneer | 229 | Chen, Shihao (1583) | Won 2-1 | +171646 |
| 9pioneer | 128 | Ishibashi, Akihito (1543) | Won 2-0 | +171663 |
| 10pioneer | 79 | Tanaka, Fumiya 1717 (1632) | Lost 1-2 | -191644 |
| 11pioneer | 95 | Horie, Tooru (1726) | Lost 0-2 | -171627 |
| 12pioneer | 133 | Watanabe, Masao (1378) | Lost 1-2 | -221605 |
| 13pioneer | 125 | Nakai, Tomoki (1625) | Draw 1-1 | 01605 |
| 14pioneer | 125 | Arai, Shuhei (1521) | Lost 0-1 | -191586 |
| top | average opponent: 1549record: 7-6-1 | new rating: 1586 | ||
| Grand Prix Nagoya 2019 (ELD standard) | starting rating: 1637 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 340 | Kawamura, Rikiya (1454) | Won 2-1 | +151652 |
| 2standard | 255 | Akamine, Yuta (1531) | Lost 1-2 | -201632 |
| 3standard | 558 | Kaga, Hiroyuki (1500) | Won 2-1 | +151647 |
| 4standard | 342 | Uramoto, Leo (1503) | Lost 1-2 | -201627 |
| 5standard | 685 | Kokawa, Tsunao (1377) | Lost 0-2 | -231604 |
| 6standard | 597 | Takeda, Harunobu (1647) | Lost 1-2 | -171587 |
| 7standard | 589 | Sashida, Tomoro (1505) | Lost 1-2 | -191568 |
| 8standard | 520 | Hayashi, Hidenori (1419) | Won 2-0 | +151583 |
| top | average opponent: 1492record: 3-5 | new rating: 1583 | ||
| Grand Prix Kyoto 2019 (RNA standard) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 99 | Yamada, Yoshitaka (1436) | Won 2-1 | +161567 |
| 2standard | 116 | Tamai, Hideaki (1430) | Lost 0-2 | -211546 |
| 3standard | 544 | Igarashi, Masaki (1401) | Won 2-1 | +161562 |
| 4standard | 355 | Karasawa, Ryuichi (1844) | Won 2-0 | +231585 |
| 5standard | 299 | Guo, Cheng (1694) | Won 2-1 | +201605 |
| 6standard | 260 | Esaki, Keisuke (1713) | Lost 1-2 | -161589 |
| 7standard | 197 | Nagase, Hirofumi (1354) | Won 2-0 | +131602 |
| 8standard | 174 | Hida, Yoshinori (1634) | Won 2-0 | +191621 |
| 9standard | 167 | Hozuki, Atsushi (1588) | Won 2-1 | +171638 |
| 10standard | 75 | Okada, Yuki 4232 (1713) | Lost 1-2 | -161622 |
| 11standard | 99 | Kawase, Takeshi (1525) | Won 2-1 | +161638 |
| 12standard | 100 | Takahashi, Masamichi (1607) | Won 2-0 | +171655 |
| 13standard | 61 | Ishikawa, Kenji (1514) | Lost 1-2 | -201635 |
| 14standard | 81 | Takeshita, Toru (1735) | Won 2-0 | +201655 |
| 15standard | 84 | Honda, Okihisa (1691) | Lost 0-2 | -181637 |
| top | average opponent: 1592record: 10-5 | new rating: 1637 | ||
| Grand Prix Yokohama 2013 (GTC limited) | starting rating: 1507 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1060 | Yokota, Kazuya (1500) | Won 2-0 | +181525 |
| 2sealed | 741 | Ueda, Takushi (1500) | Won 2-1 | +181543 |
| 3sealed | 684 | Oosaki, Masakazu (1378) | Draw 1-1 | -31540 |
| 4sealed | 779 | Ho, Eugene (1671) | Won 2-0 | +201560 |
| 5sealed | 713 | Itou, Shougo (1715) | Won 2-0 | +211581 |
| 6sealed | 681 | Nakajima, Chikara (1934) | Lost 0-2 | -121569 |
| 7sealed | 740 | Nomura, Hidehiro (1555) | Lost 0-2 | -181551 |
| top | average opponent: 1608record: 4-2-1 | new rating: 1551 | ||
| Grand Prix Kobe 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 3block | 97 | Okamoto, Hiroki (1532) | Lost 1-2 | -171483 |
| 4block | 205 | Horii, Tokutaro (1517) | Won 2-0 | +181501 |
| 5block | 81 | Yamanaka, Akinori (1519) | Won 2-1 | +191520 |
| 6block | 72 | Shirakura, Tsuyoshi (1504) | Won 2-1 | +171537 |
| 7block | 75 | Yoshizawa, Ryouji (1574) | Won 2-0 | +191556 |
| 8block | 47 | Nobushita, Jun (1690) | Lost 1-2 | -161540 |
| 9block | 72 | Kurobane, Kyuuya (1570) | Won 2-1 | +191559 |
| 10block | 38 | Baba, Yasunori (1575) | Lost 0-2 | -181541 |
| 11block | 49 | Eda, Takeshi (1577) | Won 2-0 | +191560 |
| 12block | 43 | Takagi, Takeshi (1633) | Lost 1-2 | -171543 |
| 13block | 45 | Furuichi, Takenori (1571) | Lost 1-2 | -171526 |
| 14block | 52 | Mukuno, Yuuji (1474) | Won 2-1 | +171543 |
| 15block | 48 | Nagayasu, Ryota (1552) | Lost 0-2 | -181525 |
| 16block | 43 | Kodani, Ryousuke (1540) | Lost 1-2 | -181507 |
| top | average opponent: 1559record: 7-7 | new rating: 1507 | ||